Base | Representation |
---|---|
bin | 10100111101001111010… |
… | …010100010000010000100 |
3 | 12002200021010120122101201 |
4 | 110331033102202002010 |
5 | 142043403420132322 |
6 | 3021332042232244 |
7 | 206022055410010 |
oct | 24751722420204 |
9 | 5080233518351 |
10 | 1440144302212 |
11 | 505841a06760 |
12 | 1b31394b5684 |
13 | a5a60841a55 |
14 | 4d9bc01b540 |
15 | 276dc64cd27 |
hex | 14f4f4a2084 |
1440144302212 has 96 divisors (see below), whose sum is σ = 3202672193280. Its totient is φ = 550292920320.
The previous prime is 1440144302153. The next prime is 1440144302243. The reversal of 1440144302212 is 2122034410441.
It is a super-2 number, since 2×14401443022122 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45315864 + ... + 45347632.
It is an arithmetic number, because the mean of its divisors is an integer number (33361168680).
Almost surely, 21440144302212 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1440144302212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1601336096640).
1440144302212 is an abundant number, since it is smaller than the sum of its proper divisors (1762527891068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1440144302212 is a wasteful number, since it uses less digits than its factorization.
1440144302212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34621 (or 34619 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 28.
Adding to 1440144302212 its reverse (2122034410441), we get a palindrome (3562178712653).
The spelling of 1440144302212 in words is "one trillion, four hundred forty billion, one hundred forty-four million, three hundred two thousand, two hundred twelve".
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